[FIX] website_event_track: make location name required
[FIX] website_event_track: make location name required

Creating a location without name does not make sense, it is the only
field of the model
Fixes odoo/odoo#38571

Adapt in master to make the field required at the model

closes odoo/odoo#38718

X-original-commit: 0823062efa96c316b9bca743891c8a1c701d130d
Signed-off-by: Martin Trigaux (mat) <cc7c5be316e48d137cbb549833b85d91034d799d@odoo.com>

ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo